Footwear sole



FIG. 1 is a perspective view of the footwear sole embodying the new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof.

FIGS. 1-6 show an upper and portions of the sole in broken lines. The upper and portions of the sole in broken lines are shown for environmental purposes and do not form any part of the claimed design.

The broken lines immediately adjacent to the solid lines define the boundary of the design. These broken lines also form no part of the claim. 

The ornamental design for footwear sole, as shown and described. 